Each of the planets, labeled b, c, d, and e, has a mass between 20% and 30% of Earth's, making them among the smallest yet ...

As the top-scoring entry in the Software Implementation of the Year award, the project earned the Judges' Choice distinction, recognizing the partner ...

A twisting, whirling streamer of plasma escaping the sun in the aftermath of a coronal mass ejection (CME) has been captured ...

The world of Sailor Moon does not just relate to our own solar system, but the many unknown planets from the original story ...

Astronomers from the University of Sheffield and Pennsylvania State University have performed X-ray and optical observations ...

Astronomers have discovered two new exoplanets that are similar to other worlds found in the Milky Way, but unlike any in our ...